question archive A screening test applied to 1500 subjects identified 250 of them as positive
A screening test applied to 1500 subjects identified 250 of them as positive
Subject:StatisticsPrice: Bought3
A screening test applied to 1500 subjects identified 250 of them as positive. On further investigation, 110 of these were found to have the disease being tested for. In subsequent follow-up, 20 of the subjects who tested negative developed the disease within a reasonably short time.
- Calculate the sensitivity, specificity, and positive predictive value of the test.
- Explain in words what a test specificity of 75% means.
- Would you recommend using this screening test? Explain your answer.
